Financial reports
20-F
2020 FY
Annual report (foreign)
21 Apr 21
20-F
2019 FY
Annual report (foreign)
22 Apr 20
20-F
2018 FY
Annual report (foreign)
23 Apr 19
20-F
2017 FY
Annual report (foreign)
20 Apr 18
20-F
2016 FY
Annual report (foreign)
21 Apr 17
20-F
2015 FY
Annual report (foreign)
21 Apr 16
20-F
2014 FY
Annual report (foreign)
23 Apr 15
ARS
2014 FY
Annual report to shareholders
20 Aug 14
20-F
2013 FY
Annual report (foreign)
17 Apr 14
20-F
2012 FY
Annual report (foreign)
25 Apr 13
Current reports
6-K
Current report (foreign)
28 May 21
6-K
Current report (foreign)
21 May 21
6-K
Current report (foreign)
14 May 21
6-K
Current report (foreign)
7 May 21
6-K
Current report (foreign)
30 Apr 21
6-K
Current report (foreign)
22 Apr 21
6-K
Current report (foreign)
12 Apr 21
6-K
Current report (foreign)
9 Apr 21
6-K
Current report (foreign)
9 Apr 21
6-K
Current report (foreign)
23 Mar 21
Proxies
No filings
Other
IRAN
Disclosure regarding Iran Threat Reduction and Syria Human Rights Act
21 Apr 21
IRAN
Disclosure regarding Iran Threat Reduction and Syria Human Rights Act
22 Apr 20
IRAN
Disclosure regarding Iran Threat Reduction and Syria Human Rights Act
23 Apr 19
IRAN
Disclosure regarding Iran Threat Reduction and Syria Human Rights Act
20 Apr 18
UPLOAD
Letter from SEC
20 Oct 17
CORRESP
Correspondence with SEC
3 Oct 17
UPLOAD
Letter from SEC
28 Sep 17
CORRESP
Correspondence with SEC
9 Jun 17
IRAN
Disclosure regarding Iran Threat Reduction and Syria Human Rights Act
21 Apr 17
CORRESP
Correspondence with SEC
31 Mar 17
Ownership
SC 13D/A
CHINA UNICOM (HONG KONG) Ltd
28 Nov 17
SC 13D/A
CHINA UNICOM (HONG KONG) Ltd
18 Nov 14
SC 13D/A
TELEFONICA S A
1 Aug 12
SC 13D/A
CHINA UNICOM BVI LTD
1 Aug 12
SC 13D/A
TELEFONICA S A
13 Jun 12
SC 13D/A
CHINA UNICOM BVI LTD
13 Jun 12
SC 13D/A
TELEFONICA S A
27 Oct 11
SC 13D/A
TELEFONICA S A
8 Feb 11